Q. Two closely coiled helical springs 'A' and 'B' are equal in all respects but the diameter of wire of spring 'A' is double that of spring 'B' The stiffness of spring 'B' will be __________ that of spring 'A'

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Q. When a closely-coiled helical spring of mean diameter (D) is subjected to an axial load (W), the stiffness of the spring is given by

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Q. A leaf spring is supported at the

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Q. In leaf springs, the maximum bending stress developed in the plates is (where W = Load acting on the spring, l = Span of the spring, n = Number of plates, b = Width of plates, and t = Thickness of plates)

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Q. The unit of stress in S.I. units is

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Q. The modulus of elasticity for mild steel is approximately equal to

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Q. The Rankine's formula holds good for

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Q. The strain energy stored in a body due to shear stress, is (where τ = Shear stress, C = Shear modulus, and V = Volume of the body)

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Q. In case of eccentrically loaded struts __________ is preferred.

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Q. In case of an over-reinforced beam, the depth of actual neutral axis is the same as that of the critical neutral axis.

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Q. The thickness of a thin cylindrical shell with hemispherical ends is __________ that of spherical ends.

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Q. The assumption made in Euler's column theory is that

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Q. The limit of eccentricity for no tensile conditions for a column of circular section of diameter (d) is

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Q. The bending moment at the ends of a simply supported beam will be zero.

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Q. A closely-coiled helical spring is cut into two halves. The stiffness of the resulting spring will be

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Q. When a material is loaded within elastic limit, the material will regain its shape and size when the load is removed.

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Q. The critical neutral axis of a reinforced cement concrete beam is based on the principle that the neutral axis is situated at the centre of gravity of a given section.

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Q. The bending stress in abeam is __________ bending moment.

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Q. The tensile strength of ductile materials is __________ its compressive strength.

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Q. The distance between the centres of rivets in adjacent rows of zig-zag riveted joint, is called back pitch.

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